Konica Minolta magicolor 4750EN/4750DN User Manual page 234

Symptom
Not all pages
print.
Printer
resets or
turns off fre-
quently.
The
message
PORT AUTH
ACTIVE
remains
displayed in
the message
window.
Solving Other Problems
Cause
The printer has the
wrong kind of cable,
or the printer is not
configured for the
correct cable and
port.
The Cancel key was
pressed.
The tray is empty.
A document is printed
with an overlay file
which has been cre-
ated by an unsuit-
able driver.
The power cord is not
correctly plugged into
the outlet.
A system error
occurred.
IEEE 802.1X
authentication failed.
Solution
Check your cable.
Make sure no one pressed the Cancel
key while your job was printing.
Check that the trays are loaded with
media, in place, and secure.
Print the overlay file using a suitable
driver.
Turn off the printer, confirm that the
power cord is correctly plugged into the
outlet, and then turn on the printer.
Contact Technical Support with the
error information.
Change the setting for INTERFACE
MENU/ETHERNET/IEEE802.1X/
ENABLE to NO, and then check all
settings concerning IEEE 802.1X.
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